It has Arco samples up and down in 5 velocity layers and sampled roughly every third note. Also there are Pizzicato samples in 3 velocity layers and again roughly every third note but with 4 round robins and instrument sound effects for both arco and pizzicato.
The original samples are © 2013 D. Smolken. This multisampled double bass by D. Smolken is licensed under a Creative Commons Attribution 3.0 Unported License. Consider this Kontakt version to be the same. This instrument can be used commercially as long as credit is given to D. Smolken.